18613770

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{151}}^1\times {\mathrm{587}}^1$

素因数の和:755

約数の個数: 64

約数和(自身を含む): 51480576

約数和(自身を除く): 32866806

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 151, 210, 302, 453, 587, 755, 906, 1057, 1174, 1510, 1761, 2114, 2265, 2935, 3171, 3522, 4109, 4530, 5285, 5870, 6342, 8218, 8805, 10570, 12327, 15855, 17610, 20545, 24654, 31710, 41090, 61635, 88637, 123270, 177274, 265911, 443185, 531822, 620459, 886370, 1240918, 1329555, 1861377, 2659110, 3102295, 3722754, 6204590, 9306885, 18613770]

約数ペア:

[(1, 18613770), (2, 9306885), (3, 6204590), (5, 3722754), (6, 3102295), (7, 2659110), (10, 1861377), (14, 1329555), (15, 1240918), (21, 886370), (30, 620459), (35, 531822), (42, 443185), (70, 265911), (105, 177274), (151, 123270), (210, 88637), (302, 61635), (453, 41090), (587, 31710), (755, 24654), (906, 20545), (1057, 17610), (1174, 15855), (1510, 12327), (1761, 10570), (2114, 8805), (2265, 8218), (2935, 6342), (3171, 5870), (3522, 5285), (4109, 4530)]